Definitions for "Split Reel"
A very handy reel, the two halves of which may be unscrewed and film on a core placed between. Once screwed back together (but not too tight, or it will never open) your film on a core has quickly been converted into film on a reel. [Go to source
A reel used for holding films on cores. The two halves of which may be unscrewed and a core or film on a core placed in the middle.
a motion picture film reel in two halves that,